WindyCity Weather and News on X: #Chicagoweather #ChiWx #ILWx Factoid At - 40 you can interchangeably use either Celsius or Fahrenheit. -40C=-40F And you thought that only happens in science labs. Below -40

Chicago First Alert Weather: Gusty winds this evening - CBS Chicago

After - US National Weather Service Chicago Illinois

First Alert Weather: Windy and warm, chance of showers and storms

Chicago weather this week: Below-zero wind chills followed by 40

Arctic air mass brings wind chills to 30 below for Chicago area

US National Weather Service Chicago Illinois - Gusty winds are

Chicago First Alert Weather: Highs in the upper 70s, gusty wind

Windy: 41.88, -87.64 weather forecast

Chicago Weather: Below Normal Temps Continue, Colder Front Ahead

Chicago First Alert Weather: Cloudy skies, cool temperatures ahead